/* 头部 */

header {
    height: 60px;
    background: #fff;
    border-bottom: 1px solid #e6e6e6;
    line-height: 60px;
}

.bgheader {
    position: relative;
}

.logo {
    float: left;
    width: 220px;
    height: 32px;
    margin-top: 14px;
}

header ul {
    float: left;
    margin-left: 30px;
}

header ul li {
    position: relative;
    float: left;
    width: 90px;
    height: 30px;
    margin-top: 19px;
    margin-right: 4px;
    background: url(../images/index/NavIcoActive.jpg) center center no-repeat;
    background-size: 0px 0px;
}

ul li:hover {
    animation: change 0.3s forwards;
}

.li_code {
    position: absolute;
    top: 35px;
    left: -96px;
    width: 276px;
    height: 0px;
    background: url(../images/index/bg_code.png) no-repeat center center;
    padding-top: 0px;
    z-index: 11;
    transition: all 0.3s;
    overflow: hidden;
}

.li_code img {
    width: 70px;
    height: 70px;
}

.li_code i {
    display: block;
    margin-top: -40px;
}

.code_l {
    float: left;
    width: 136px;
    max-height: 113px;
    border-right: 1px dashed #bfbfbf;
    text-align: center;
}

.code_r {
    float: left;
    width: 137px;
    max-height: 113px;
    text-align: center;
}

header ul li a {
    display: block;
    width: 100%;
    height: 100%;
    font-size: 16px;
    font-family: "Microsoft YaHei";
    color: #666;
    text-align: center;
    line-height: 30px;
}


/* 动画 */

@keyframes change {
    0% {
        background-size: 0px 0px;
    }
    50% {
        background-size: 45px 15px;
    }
    100% {
        background-size: 90px 30px;
    }
}

.top_right {
    float: left;
    position: relative;
}

.top_right em {
    display: none;
    position: absolute;
    bottom: -52px;
    right: -291px;
    width: 28px;
    height: 38px;
    border-radius: 55%;
    overflow: hidden;
}

.top_right .a5 {
    display: block;
    width: 17px;
    height: 17px;
    position: absolute;
    top: 7px;
    left: 105px;
}

.top_right .a5 img {
    width: 100%;
    height: 100%;
}

.top_right input {
    position: absolute;
    right: -127px;
    bottom: -48px;
    border: 1px solid transparent;
    height: 28px;
    color: #333333;
    width: 0px;
    /* overflow: hidden; */
    border-radius: 13px;
    padding-left: 10px;
    transition: all 0.3s;
}

.top_right a {
    position: absolute;
}

.top_right .a1 {
    left: 155px;
    top: 10px;
    width: 17px;
    height: 17px;
    margin-top: -3px;
}

.top_right .a2 {
    left: 193px;
    top: 10px;
    width: 17px;
    height: 17px;
    margin-top: -3px;
}

.a3 {
    display: block;
    width: 24px;
    height: 16px;
    left: 244px;
    top: 6px;
    color: #666;
}

.a4 {
    display: block;
    width: 24px;
    height: 16px;
    left: 285px;
    top: 5px;
    color: #666;
}

.a3:hover,
.a4:hover {
    color: #666666;
    text-decoration: underline;
}